/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright 2010 huliqing, huliqing.cn@gmail.com
 *
 * This file is part of QFaces.
 * QFaces is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * QFaces is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with QFaces.  If not, see <http://www.gnu.org/licenses/>.
 *
 * 这个文件是QFaces的一部分。
 * 您可以单独使用或分发这个文件，但请不要移除这个头部声明信息.
 * QFaces是一个自由软件，您可以自由分发、修改其中的源代码或者重新发布它，
 * 新的任何修改后的重新发布版必须同样在遵守LGPL3或更后续的版本协议下发布.
 * 关于LGPL协议的细则请参考COPYING、COPYING.LESSER文件，
 * 您可以在QFaces的相关目录中获得LGPL协议的副本，
 * 如果没有找到，请连接到 http://www.gnu.org/licenses/ 查看并获取副本。
 *
 * - Author: Huliqing
 * - Contact: huliqing.cn@gmail.com
 * - License: GNU Lesser General Public License (LGPL)
 * - Blog and source code availability: http://www.huliqing.name/
 */


package name.huliqing.qfaces.facelets;
 
//import com.sun.facelets.FaceletContext;
//import com.sun.facelets.tag.TagAttribute;
//import com.sun.facelets.tag.jsf.ComponentConfig;
//import com.sun.facelets.tag.jsf.ComponentHandler;
import java.util.logging.Logger;
import javax.faces.view.facelets.FaceletContext;
import javax.faces.view.facelets.TagAttribute;
import javax.faces.view.facelets.ComponentConfig;
import javax.faces.view.facelets.ComponentHandler;
import javax.el.MethodExpression;
import javax.faces.component.UIComponent;
import name.huliqing.qfaces.component.Validator;

/**
 * 
 * @author huliqing
 */
public class ValidatorHandler extends ComponentHandler{
	private final static Logger logger = Logger.getLogger(ValidatorHandler.class.getName());
	private TagAttribute listener;
	
    public ValidatorHandler(ComponentConfig cfg) {
    
        super(cfg);
        try {
        	this.listener = cfg.getTag().getAttributes().get("listener");
        } catch (Exception e) {
        	logger.severe(e.getMessage());
        }
    }

    @Override
    public void onComponentCreated(FaceletContext fc, UIComponent c, UIComponent parent) {
        super.onComponentCreated(fc, c, parent);
        if (this.listener != null) {
            MethodExpression me = this.listener.getMethodExpression(fc,
                    Boolean.class,
                    new Class[]{String.class});
            Validator v = (Validator) c;
            v.setListener(me);
        }
    }

}
